[Isocops] IBEX ORbit# 287 ATS (19 May 15 - 28 May 15)

Marty Quinn martyq92 at gmail.com
Wed May 6 18:56:31 EDT 2015


All,

I have looked over and verified the Orbit 287 ATS command sequences and I
approve.
Below you'll find the orbit pointing verifications which are all safe. The
approval file is attached. Regards,

Regards,

Marty

-------------------------------------------
Orbit 287 Spacecraft Pointing Verifications
-------------------------------------------

ibex_orbit -r 287 -D apogee -R E
ibex_orbit -r 287 -D perigee -R E
ibex_orbit -r 287 -D 14 -R E
ibex_orbit -r 287 -D 15 -R E
---------------------------------------------------------
Ibex Orbit positions times are in sync with the Command Checklist times.
---------------------------------------------------------
 ibex_orbit -r 287 -D apogee -R E
0287
2015/05:23:22:27:38 1980/01:06:00:00:00
[msq at ena ~]$ ibex_orbit -r 287 -D perigee -R E
0287
2015/05:28:11:08:18 1980/01:06:00:00:00
[msq at ena ~]$ ibex_orbit -r 287 -D 14 -R E
0287
2015/05:19:19:43:37 2015/05:28:00:50:35
[msq at ena ~]$ ibex_orbit -r 287 -D 15 -R E
0287
2015/05:19:21:16:10 2015/05:27:23:19:00


---------------------------------------------------------
Here are the spacecraft pointing positions for Orbit 287.
---------------------------------------------------------
Perigee Orbit 286 pointing:

ibex_rotate -o -u 0.563831,0.761612,0.319439 -w ibex-sun -t
2015/05:19:03:52:34
Quaternion    +0.000000,+0.000000,+0.000000,+0.000000
 points axis  +1.000000,+0.000000,+0.000000
 towards ECI  +0.563831,+0.761612,+0.319439
 which is     R.A.  +53.487 Decl. +18.629
 missing      R.A.  +55.388 Decl. +19.647 (ibex-sun)
 error is     R.A.   +1.901 Decl.  +1.018
 for a total  2.065 deg




#At beginning of Orbit 287 ascending Arc A
 ibex_rotate -o -u 0.563831,0.761612,0.319439 -w ibex-sun -t
2015/05:19:21:16:12
Quaternion    +0.000000,+0.000000,+0.000000,+0.000000
 points axis  +1.000000,+0.000000,+0.000000
 towards ECI  +0.563831,+0.761612,+0.319439
 which is     R.A.  +53.487 Decl. +18.629
 missing      R.A.  +56.103 Decl. +19.782 (ibex-sun)
 error is     R.A.   +2.616 Decl.  +1.153
 for a total  2.726 deg



#At end of descending Arc A
  ibex_rotate -o -u 0.563831,0.761612,0.319439 -w ibex-sun -t
2015/05:23:10:53:57
Quaternion    +0.000000,+0.000000,+0.000000,+0.000000
 points axis  +1.000000,+0.000000,+0.000000
 towards ECI  +0.563831,+0.761612,+0.319439
 which is     R.A.  +53.487 Decl. +18.629
 missing      R.A.  +59.802 Decl. +20.504 (ibex-sun)
 error is     R.A.   +6.315 Decl.  +1.875
 for a total  6.238 deg


#Apogee Orbit 287 pointing
 ibex_rotate -o -u 0.499994,0.798574,0.33509 -w ibex-sun -t
2015/05:23:12:37:05
Quaternion    +0.000000,+0.000000,+0.000000,+0.000000
 points axis  +1.000000,+0.000000,+0.000000
 towards ECI  +0.499994,+0.798574,+0.335090
 which is     R.A.  +57.949 Decl. +19.578
 missing      R.A.  +59.875 Decl. +20.519 (ibex-sun)
 error is     R.A.   +1.926 Decl.  +0.941
 for a total  2.039 deg




#At beginning of ascending Arc B
 ibex_rotate -o -u 0.499994,0.798574,0.33509 -w ibex-sun -t
2015/05:23:14:12:11
Quaternion    +0.000000,+0.000000,+0.000000,+0.000000
 points axis  +1.000000,+0.000000,+0.000000
 towards ECI  +0.499994,+0.798574,+0.335090
 which is     R.A.  +57.949 Decl. +19.578
 missing      R.A.  +59.942 Decl. +20.532 (ibex-sun)
 error is     R.A.   +1.993 Decl.  +0.954
 for a total  2.101 deg


#At end of descending Arc B
 ibex_rotate -o -u 0.499994,0.798574,0.33509 -w ibex-sun -t
2015/05:27:23:15:52
Quaternion    +0.000000,+0.000000,+0.000000,+0.000000
 points axis  +1.000000,+0.000000,+0.000000
 towards ECI  +0.499994,+0.798574,+0.335090
 which is     R.A.  +57.949 Decl. +19.578
 missing      R.A.  +64.275 Decl. +21.344 (ibex-sun)
 error is     R.A.   +6.326 Decl.  +1.766
 for a total  6.184 deg



#Perigee Orbit 287 pointing:
ibex_rotate -o -u 0.431959,0.831344,0.349684   -w ibex-sun -t
2015/05:28:06:40:25
Quaternion    +0.000000,+0.000000,+0.000000,+0.000000
 points axis  +1.000000,+0.000000,+0.000000
 towards ECI  +0.431959,+0.831344,+0.349684
 which is     R.A.  +62.544 Decl. +20.468
 missing      R.A.  +64.562 Decl. +21.391 (ibex-sun)
 error is     R.A.   +2.018 Decl.  +0.923
 for a total  2.099 deg


#Apogee Orbit 288 pointing
ibex_rotate -o -u 0.431959,0.831344,0.349684   -w ibex-sun -t
2015-06-01T22:27:43
Quaternion    +0.000000,+0.000000,+0.000000,+0.000000
 points axis  +1.000000,+0.000000,+0.000000
 towards ECI  +0.431959,+0.831344,+0.349684
 which is     R.A.  +62.544 Decl. +20.468
 missing      R.A.  +69.422 Decl. +22.058 (ibex-sun)
 error is     R.A.   +6.878 Decl.  +1.590
 for a total  6.603 deg


Marty Quinn
GISLAB/Space Science Center UNH
marty.quinn at unh.edu <marty at drsrl.com>
603 988-7107

On Tue, May 5, 2015 at 1:57 PM, Ibex Mission Operations <ibexops at gmail.com>
wrote:

> Guys,
>     Here are the planning files and ATS for Orbit# 287.
> Please respond to this email thread with questions,comments and approvals.
> Approvals are required before 8 May 15 @1200 UTC
>
> Note the following:
> 1. No Battery Balancing this Orbit
> 2. Moon in Lo FOV
> #  Orbit# 287  APOGEE: moon in Lo FOV Commands
> #  2015-05-24T21:51:28.007Z,MoonInLoFovStart,orbit:287
> #  2015-05-26T04:00:48.654Z,MoonInLoFovStop,orbit:287
> 3.  Command Load Constraint Violation Report
>  IBEX_2015_139_o0287a_v001.scr
> ==========================
> HARD CONSTRAINT VIOLATIONS
> ==========================
> NO VIOLATIONS.
> ==========================
> SOFT CONSTRAINT VIOLATIONS
> ==========================
> NO VIOLATIONS.
> ==============
> OTHER MESSAGES
> ==============
> NO MESSAGES.
>
> --
> Sheral R. Wesley
> SPVR., Satellite Operations
> IBEX Mission OPS
> CYGNUS Mission Planning
> (304) 279-6678
>
>
>
> Please restrict discussions on this email list to non-ITAR sensitive
> topics.
> ______________________________________________
> Isocops mailing list
> Isocops at lists.sr.unh.edu
> http://lists.sr.unh.edu/mailman/listinfo/isocops
>
>
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